TYPO3 Core

ExtDirect StateProvider seems to queue Ext.state.Manager.set() calls and collects them to fire only one ajax call.

In TYPO3\CMS\Backend\InterfaceState\ExtDirec on the other hand setState() only stores the first item of the data array to $GLOBALS['BE_USER']->uc the other settins are just ignored.

Simple solution: iterate the data array and store all items:

--- a/typo3/sysext/backend/Classes/InterfaceState/ExtDirect/DataProvider.php
+++ b/typo3/sysext/backend/Classes/InterfaceState/ExtDirect/DataProvider.php
@@ -70,7 +70,9 @@ class DataProvider {
        public function setState($parameter) {
                $key = $parameter->params->key;
                $data = json_decode($parameter->params->data);
-               $this->userSettings->set($key . '.' . $data[0]->name, $data[0]->value);
+               foreach ($data as $setting) {
+                       $this->userSettings->set($key . '.' . $setting->name, $setting->value);
+               }